
let type_if = () => {
  var that = this
  var introduction = this.introduction_video
  var fenge = introduction.split('.')
  var status = fenge[fenge.length - 1]
  if (
    status == 'AVI' ||
        status == 'avi' ||
        status == 'ASF' ||
        status == 'asf' ||
        status == 'WMV' ||
        status == 'wmv' ||
        status == 'AVS' ||
        status == 'avs' ||
        status == 'FLV' ||
        status == 'flv' ||
        status == 'MKV' ||
        status == 'mkv' ||
        status == 'MOV' ||
        status == 'mov' ||
        status == '3GP' ||
        status == '3gp' ||
        status == 'MP4' ||
        status == 'mp4' ||
        status == 'MPG' ||
        status == 'mpg' ||
        status == 'MPEG' ||
        status == 'mpeg' ||
        status == 'DAT' ||
        status == 'dat' ||
        status == 'OGM' ||
        status == 'ogm' ||
        status == 'VOB' ||
        status == 'vob' ||
        status == 'RM' ||
        status == 'rm' ||
        status == 'RMVB' ||
        status == 'rmvb' ||
        status == 'TS' ||
        status == 'ts' ||
        status == 'TP' ||
        status == 'tp' ||
        status == 'IFO' ||
        status == 'ifo' ||
        status == 'NSV' ||
        status == 'nsv'
  ) {
    that.top_status = 1

    this.jiazai()
  } else if (
    status == 'MP3' ||
        status == 'AAC' ||
        status == 'WAV' ||
        status == 'WMA' ||
        status == 'CDA' ||
        status == 'FLAC' ||
        status == 'M4A' ||
        status == 'MID' ||
        status == 'MKA' ||
        status == 'MP2' ||
        status == 'MPA' ||
        status == 'MPC' ||
        status == 'APE' ||
        status == 'OFR' ||
        status == 'OGG' ||
        status == 'RA' ||
        status == 'WV' ||
        status == 'TTA' ||
        status == 'AC3' ||
        status == 'DTS' ||
        status == 'mp3' ||
        status == 'aac' ||
        status == 'wav' ||
        status == 'wma' ||
        status == 'cda' ||
        status == 'flac' ||
        status == 'm4a' ||
        status == 'mid' ||
        status == 'mka' ||
        status == 'mp2' ||
        status == 'mpa' ||
        status == 'mpc' ||
        status == 'ape' ||
        status == 'ofr' ||
        status == 'ogg' ||
        status == 'ra' ||
        status == 'wv' ||
        status == 'tta' ||
        status == 'ac3' ||
        status == 'dts'
  ) {
    that.top_status = 2
  } else if (
    status == 'JPG' ||
        status == 'BMP' ||
        status == 'EPS' ||
        status == 'GIF' ||
        status == 'MIF' ||
        status == 'MIFF' ||
        status == 'PNG' ||
        status == 'TIF' ||
        status == 'TIFF' ||
        status == 'SVG' ||
        status == 'WMF' ||
        status == 'JPE' ||
        status == 'JPEG' ||
        status == 'DIB' ||
        status == 'ICO' ||
        status == 'TGA' ||
        status == 'CUT' ||
        status == 'PIC' ||
        status == 'jpg' ||
        status == 'bmp' ||
        status == 'eps' ||
        status == 'gif' ||
        status == 'mif' ||
        status == 'miff' ||
        status == 'png' ||
        status == 'tif' ||
        status == 'tiff' ||
        status == 'svg' ||
        status == 'wmf' ||
        status == 'jpe' ||
        status == 'jpeg' ||
        status == 'dib' ||
        status == 'ico' ||
        status == 'tga' ||
        status == 'cut' ||
        status == 'pic'
  ) {
    that.top_status = 3
  } else {
    that.top_status = 4
  }
}
